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Quick take: The A7R II has the highest resolution at 42MP; the A7R II is the most affordable.
16 specs side by side·15 genres scored·UK prices from Wex Photo Video and Clifton Cameras
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A7R II — Portrait, Landscape & Studio Photography: The A7R II transformed the A7R series — adding IBIS, 4K video, BSI sensor tech, and phase-detect AF in one generation. A landmark Sony camera.
| Specification | A7R IISony · 2015 | Sony FX5Sony · 2026 |
|---|---|---|
| Price | £799Best | £4,699 |
| Sensor | 42.4MP Full-Frame BSI CMOS Exmor R | 16.6MP full-frame stacked Exmor RS CMOS |
| Resolution | 42.4MPBest | 16.6MP |
| Video | 4K/30p (S35 or full-frame), 1080p/120p | 5K/60p open-gate, 4K/120p, internal RAW/X-OCN, 10-bit Log, triple base ISO |
| Autofocus | 399 phase-detect + 25 contrast-detect AF points, face detection | AI-powered hybrid phase-detect AF (759 points) with subject tracking |
| Stabilisation | IBIS — 5-axis, up to 4.5 stops (first A7R with IBIS) | IBIS with Dynamic Active Mode |
| Burst Rate | 5fps | 10fpsBest |
| Battery Life | ~290 shots (CIPA)Best | ~105 min actual recording, ~170 min continuous (LCD) |
| Weight | 625g (with battery and card)Best | 734g (with battery and card) |
| Dimensions | 126.9 × 95.7 × 60.3mm | — |
| Weather Sealed | Yes | Yes |
| Viewfinder | EVF, OLED 2.36M dots, 0.78× magnification | Optional detachable EVF (DVF-EL1), OLED |
| Screen | 3.0" tilting LCD, 1.23M dots (no touch) | Fully articulating touchscreen (4-axis arm) |
| Mount | Sony FE (full-frame E-mount) | Sony E-mount |
| Memory Cards | Single SD UHS-I slot | CFexpress Type A + SDXC (dual) |
| Connectivity | USB, Wi-Fi, NFC | USB-C, full-size HDMI, Wi-Fi, Bluetooth |
Wins the row — price, resolution, burst, battery, weight and sealing are compared; text specs aren't ranked.
Scores come from the same engine as Camera Match: verified specifications weighted by what each genre needs, with documented adjustments. The product page and this table show the enthusiast base score. See how scores are calculated →